258479277

素因数分解:

$3^1\times 7^1\times {\mathrm{677}}^1\times {\mathrm{18181}}^1$

素因数の和:18868

約数の個数: 16

約数和(自身を含む): 394476672

約数和(自身を除く): 135997395

約数列:

[1, 3, 7, 21, 677, 2031, 4739, 14217, 18181, 54543, 127267, 381801, 12308537, 36925611, 86159759, 258479277]

約数ペア:

[(1, 258479277), (3, 86159759), (7, 36925611), (21, 12308537), (677, 381801), (2031, 127267), (4739, 54543), (14217, 18181)]